<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <script src="echarts.min.js"></script>
    <script src="map/chongqing.js"></script>
    <style>
        *{margin:0;padding:0}
        html,body{
            width:100%;
            height:100%;
        }
        #main{
            width:800px;
            height:600px;
            margin: 150px auto;
            border:1px solid #ddd;
        }
        /*建议长宽比0.75，符合审美*/
    </style>
</head>
<body>
<div id="main"></div>
</body>
<script type="text/javascript" src="echart_02.js"></script>
</html>